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Round|Natural|GIA

1.51ct L I1 Round Natural Diamond

EX • L/I1 • GIA 7428701014

Certificate GIA 7428701014

Diamond specifications and retailer prices

From $2,923 AUD
As of November 6, 2026
Save $3,843 AUD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,765 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7428701014. Listed at 7 retailers as of November 5, 2026, with prices from $2,923 to $6,765, a $3,843 spread on the same certified stone. NZ Jewellers lists it at $6,765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
L
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7428701014
Dimensions7.34 × 7.29 × 4.57 mm
L/W Ratio1.01
Top View
7.34 mm7.29 mm1.51 ctL / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7428701014
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,765 AUD|Low: $2,923 AUD|High: $6,957 AUD|Avg: $3,892 AUD|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6$2,923 AUD
Retailer 8$3,124 AUD
Retailer 3$3,236 AUD
Retailer 4$3,236 AUD
Retailer 7$3,386 AUD
Retailer 5$3,734 AUD
Retailer 2$4,010 AUD
Retailer 9$4,067 AUD
NZ Jewellers$6,765 AUD

22 data points across 9 retailers

7 retailers$2,923 AUD to $6,765 AUD

A
Cheapest Retailer
-
$2,923 AUD
Retailer 2
-
$3,236 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$3,236 AUD
View
B+
Retailer 4
-
$3,386 AUD
View
B+
Retailer 5
-
$3,734 AUD
View
B+
Retailer 6
-
$4,010 AUD
View
Most Expensive
C
NZ Jewellers
fdaeca82-38bc-4695-b9bd-a7685490a603 · Nov 5
$6,765 AUD
$4,736 USD
View
6 more retailers have this diamond
Prices start from $2,923 AUDSave up to $3,843 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Round
$2,923 AUD